Tennessee Code Title 56. Insurance § 56-7-3203

A covered entity or pharmacy benefits manager shall not in any way restrict, by contract or otherwise, any pharmacy or other dispenser from disclosing to the patient or authorized representative of the patient the actual reimbursement for a particular prescription or covered service. A pharmacy or other dispenser may disclose the actual reimbursement either orally or in writing on any document, including, but not limited to, a receipt, patient profile and summary of the patient's expenditures for prescriptions or covered services.